Case Study 2005. Airport Terminal Roof SHM

Client

CPG Laboratories Pte Ltd

Challenge

To monitor strain in the McAlloy bars, I-beams and Junctions of the large unsupported roof structure of Singapore Changi International Airport’s new third terminal.

Resolution

Multiple sensor arrays were attached to the roof structure sections prior to lifting in place. The client is carrying out a long-term health monitoring campaign, taking periodic measurements with a Smart Fibres W4 interrogation system and doing statistical analysis on the data collected. At the time of writing, results are withheld from publication.

 

Left Image Below – SmartPatch sensors on McAlloy bars

Middle Image Below –Typical joint section to be instrumented

Right Image  Below – Three SmartPatch rosettes at joint